====================================== | [ 9.416426][ T174] softirqs last disabled at (25740): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.416428][ T174] Preemption disabled at: | [ 9.416429][ T174] 0x0 | [ 9.416440][ T174] Tainted: [W]=WARN [ 9.416441][ T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.416442][ T174] Call Trace: [ 9.416444][ T174] [ 9.416446][ T174] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.416452][ T174] __might_resched.cold (kernel/sched/core.c:9234) [ 9.416457][ T174] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.416461][ T174] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.416467][ T174] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.416469][ T174] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.416475][ T174] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.416478][ T174] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.416481][ T174] put_chars (drivers/char/virtio_console.c:1176) [ 9.416485][ T174] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.416486][ T174] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.416491][ T174] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.416497][ T174] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.416504][ T174] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.416507][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.416509][ T174] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.416514][ T174] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.416517][ T174] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.416519][ T174] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.416523][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.416525][ T174] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.416529][ T174] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.416533][ T174] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.416535][ T174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.416541][ T174] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.416544][ T174] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.416546][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.416548][ T174] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.416554][ T174] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.416556][ T174] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.416559][ T174] vprintk_emit (kernel/printk/printk.c:2479) [ 9.416563][ T174] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.416567][ T174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.416571][ T174] _printk (kernel/printk/printk.c:2504) [ 9.416574][ T174] ? snapshot_read.cold (user.c:?) [ 9.416577][ T174] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 9.416580][ T174] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.416584][ T174] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 9.416587][ T174] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.416591][ T174] ? exit_notify (kernel/exit.c:780) [ 9.416592][ T174] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.416595][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.416599][ T174] do_group_exit (kernel/exit.c:1151) [ 9.416602][ T174] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.416604][ T174] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.416607][ T174] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.416611][ T174] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.416614][ T174] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.416616][ T174] RIP: 0033:0x7fa47a9081b8 [ 9.416618][ T174] Code: Unable to access opcode bytes at 0x7fa47a90818e. Code starting with the faulting instruction =========================================== [ 9.416620][ T174] RSP: 002b:00007ffefe807ab8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.416622][ T174] RAX: ffffffffffffffda RBX: 00007fa47aa38f88 RCX: 00007fa47a9081b8 [ 9.416624][ T174] RDX: 00007fa47a652fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.416625][ T174] RBP: 00007ffefe807b10 R08: 0000000000000000 R09: 0000000000000050 [ 9.416626][ T174] R10: 00007ffefe8078d0 R11: 0000000000000246 R12: 0000000000000001 [ 9.416626][ T174] R13: 0000000000000000 R14: 00007fa47aa37680 R15: 00007fa47aa38fa0 | [ 10.601808][ T207] softirqs last disabled at (18082): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 10.601811][ T207] Preemption disabled at: | [ 10.601811][ T207] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.601821][ T207] Tainted: [W]=WARN [ 10.601822][ T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.601823][ T207] Call Trace: [ 10.601825][ T207] [ 10.601827][ T207] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.601833][ T207] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.601835][ T207] __might_resched.cold (kernel/sched/core.c:9234) [ 10.601840][ T207] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.601843][ T207] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.601848][ T207] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.601851][ T207] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.601856][ T207] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.601859][ T207] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.601863][ T207] put_chars (drivers/char/virtio_console.c:1176) [ 10.601865][ T207] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 10.601867][ T207] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.601871][ T207] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.601875][ T207] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.601882][ T207] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.601885][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.601889][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.601893][ T207] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.601897][ T207] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.601898][ T207] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.601902][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.601904][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.601908][ T207] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.601912][ T207] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.601914][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.601919][ T207] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.601922][ T207] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.601924][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.601926][ T207] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.601930][ T207] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.601932][ T207] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.601935][ T207] vprintk_emit (kernel/printk/printk.c:2479) [ 10.601939][ T207] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.601941][ T207] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.601943][ T207] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.601946][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.601950][ T207] _printk (kernel/printk/printk.c:2504) [ 10.601953][ T207] ? snapshot_read.cold (user.c:?) [ 10.601957][ T207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.601959][ T207] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 10.601960][ T207] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 10.601964][ T207] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 10.601967][ T207] netdev_warn (net/core/dev.c:13193 (discriminator 3)) [ 10.601969][ T207] ? netdev_err (net/core/dev.c:13192) [ 10.601972][ T207] ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 13)) [ 10.601977][ T207] ? ip6_route_dev_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/route.c:6521 (discriminator 1)) [ 10.601983][ T207] hsr_dev_open.cold (net/hsr/hsr_device.c:159) [ 10.601987][ T207] __dev_open (net/core/dev.c:1724) [ 10.601991][ T207] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 10.601994][ T207] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.601998][ T207] __dev_change_flags (net/core/dev.c:9812) [ 10.602000][ T207] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 10.602002][ T207] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.602005][ T207] ? __kernel_text_address (kernel/extable.c:79) [ 10.602007][ T207] ? write_profile (profile.c:?) [ 10.602008][ T207] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.602013][ T207] netif_change_flags (net/core/dev.c:9877) [ 10.602016][ T207] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 10.602019][ T207] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.602021][ T207] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.602023][ T207] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.602025][ T207] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.602029][ T207] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.602032][ T207] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.602034][ T207] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.602036][ T207] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.602039][ T207] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.602041][ T207] ? kasan_save_track (mm/kasan/common.c:78) [ 10.602044][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.602045][ T207] ? __netlink_deliver_tap (./include/linux/skbuff.h:1384 net/netlink/af_netlink.c:174 net/netlink/af_netlink.c:299 net/netlink/af_netlink.c:326) [ 10.602049][ T207] ? ___sys_sendmsg (net/socket.c:2756) [ 10.602054][ T207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.602056][ T207] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.602059][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.602061][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.602063][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.602065][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.602067][ T207] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.602071][ T207] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 10.602074][ T207] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.602077][ T207] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.602080][ T207] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.602092][ T207] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.602098][ T207] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.602103][ T207] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.602105][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.602110][ T207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.602112][ T207] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.602114][ T207] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.602116][ T207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.602119][ T207] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.602122][ T207] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.602125][ T207] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.602126][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.602131][ T207] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.602133][ T207] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.602136][ T207] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.602138][ T207] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.602141][ T207] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.602148][ T207] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 10.602150][ T207] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 10.602154][ T207] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.602159][ T207] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.602162][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.602166][ T207] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.602170][ T207] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.602174][ T207] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.602179][ T207] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.602182][ T207] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.602184][ T207] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.602186][ T207] ? move_addr_to_kernel (net/socket.c:258) [ 10.602193][ T207] ___sys_sendmsg (net/socket.c:2767) [ 10.602196][ T207] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.602212][ T207] __sys_sendmsg (net/socket.c:2799) [ 10.602216][ T207] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.602222][ T207] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 10.602225][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.602228][ T207] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.602231][ T207] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.602234][ T207] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.602236][ T207] RIP: 0033:0x7f0302cf554e [ 10.602240][ T207] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 10.602242][ T207] RSP: 002b:00007ffd4c862700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.602245][ T207] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0302cf554e [ 10.602246][ T207] RDX: 0000000000000000 RSI: 00007ffd4c8627b0 RDI: 0000000000000005 [ 10.602247][ T207] RBP: 00007ffd4c862710 R08: 0000000000000000 R09: 0000000000000000 [ 10.602248][ T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d50e [ 10.602249][ T207] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4c862e80 | [ 26.449497][ T350] softirqs last disabled at (24467): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 26.449499][ T350] Preemption disabled at: | [ 26.449500][ T350] vprintk_emit (kernel/printk/printk.c:2471) | [ 26.449509][ T350] Tainted: [W]=WARN [ 26.449510][ T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.449512][ T350] Call Trace: [ 26.449513][ T350] [ 26.449515][ T350] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.449521][ T350] ? vprintk_emit (kernel/printk/printk.c:2471) [ 26.449523][ T350] __might_resched.cold (kernel/sched/core.c:9234) [ 26.449528][ T350] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.449532][ T350] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.449537][ T350] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 26.449540][ T350] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.449546][ T350] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 26.449551][ T350] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.449554][ T350] put_chars (drivers/char/virtio_console.c:1176) [ 26.449557][ T350] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.449559][ T350] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.449564][ T350] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 26.449567][ T350] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.449571][ T350] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.449575][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.449580][ T350] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.449583][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.449588][ T350] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.449592][ T350] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.449594][ T350] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 26.449597][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.449600][ T350] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.449604][ T350] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.449608][ T350] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.449610][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.449615][ T350] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.449618][ T350] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.449620][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.449623][ T350] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.449626][ T350] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.449628][ T350] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.449632][ T350] vprintk_emit (kernel/printk/printk.c:2479) [ 26.449636][ T350] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.449641][ T350] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 26.449645][ T350] _printk (kernel/printk/printk.c:2504) [ 26.449649][ T350] ? snapshot_read.cold (user.c:?) [ 26.449655][ T350] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 26.449659][ T350] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q [ 26.449662][ T350] do_one_initcall (init/main.c:1357) [ 26.449665][ T350] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 26.449669][ T350] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 26.449672][ T350] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 26.449677][ T350] do_init_module (kernel/module/main.c:3117) [ 26.449681][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 26.449685][ T350] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 26.449688][ T350] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 26.449693][ T350] load_module (kernel/module/main.c:3593) [ 26.449700][ T350] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 26.449704][ T350] ? __ia32_sys_fsconfig (??:?) [ 26.449707][ T350] ? add_chain_cache (kernel/locking/lockdep.c:3782) [ 26.449712][ T350] init_module_from_file (kernel/module/main.c:3790) [ 26.449718][ T350] ? __do_sys_init_module (kernel/module/main.c:3664) [ 26.449729][ T350] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.449733][ T350] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 26.449736][ T350] idempotent_init_module (kernel/module/main.c:3802) [ 26.449740][ T350] ? init_module_from_file (kernel/module/main.c:3791) [ 26.449746][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.449749][ T350] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 26.449755][ T350] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 26.449757][ T350] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.449761][ T350] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.449764][ T350] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.449767][ T350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.449769][ T350] RIP: 0033:0x7fd8394ba37d [ 26.449773][ T350] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 26.449775][ T350] RSP: 002b:00007fffc7905968 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 26.449777][ T350] RAX: ffffffffffffffda RBX: 000056468fa52810 RCX: 00007fd8394ba37d [ 26.449779][ T350] RDX: 0000000000000000 RSI: 0000564671f75ffd RDI: 0000000000000000 [ 26.449780][ T350] RBP: 00007fffc7905a00 R08: 0000000000000000 R09: 0000000000000000 [ 26.449781][ T350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564671f75ffd [ 26.449782][ T350] R13: 000056468fa52960 R14: 0000000000040000 R15: 0000000000000000 | [ 42.311578][ T70] softirqs last disabled at (16762): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 42.311580][ T70] Preemption disabled at: | [ 42.311581][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 42.311590][ T70] Tainted: [W]=WARN [ 42.311591][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.311593][ T70] Workqueue: netns cleanup_net [ 42.311596][ T70] Call Trace: [ 42.311598][ T70] [ 42.311601][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.311607][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 42.311609][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 42.311614][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.311618][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 42.311624][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 42.311626][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.311632][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 42.311635][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.311639][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 42.311641][ T70] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 42.311644][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.311647][ T70] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 42.311652][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.311660][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.311662][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.311667][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.311672][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.311676][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.311678][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 42.311681][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.311684][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.311688][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.311692][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.311694][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.311700][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.311703][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.311705][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.311708][ T70] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.311712][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.311714][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.311720][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 42.311726][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.311729][ T70] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 42.311732][ T70] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 42.311740][ T70] _printk (kernel/printk/printk.c:2504) [ 42.311744][ T70] ? snapshot_read.cold (user.c:?) [ 42.311749][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 42.311753][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 42.311756][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 42.311759][ T70] ? netdev_notice (net/core/dev.c:13194) [ 42.311763][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 42.311765][ T70] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 42.311767][ T70] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 42.311771][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.311775][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 42.311778][ T70] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 42.311781][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 42.311785][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 42.311788][ T70] hsr_del_port (net/hsr/hsr_slave.c:244) [ 42.311793][ T70] hsr_del_ports (net/hsr/hsr_device.c:498) [ 42.311796][ T70] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 42.311799][ T70] default_device_exit_batch (net/core/dev.c:13280) [ 42.311802][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 42.311805][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.311808][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 42.311812][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 42.311816][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 42.311819][ T70] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 42.311821][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 42.311824][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 42.311829][ T70] cleanup_net (net/core/net_namespace.c:706) [ 42.311832][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 42.311837][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.311839][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.311843][ T70] process_one_work (kernel/workqueue.c:3387) [ 42.311850][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 42.311853][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.311861][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 42.311865][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.311868][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 42.311871][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.311874][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.311876][ T70] kthread (kernel/kthread.c:436) [ 42.311878][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.311881][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.311884][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.311889][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 42.311892][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.311895][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.311898][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 43.323026][ T519] softirqs last disabled at (22356): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 43.323029][ T519] Preemption disabled at: | [ 43.323029][ T519] vprintk_emit (kernel/printk/printk.c:2471) | [ 43.323039][ T519] Tainted: [W]=WARN [ 43.323040][ T519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.323042][ T519] Call Trace: [ 43.323043][ T519] [ 43.323045][ T519] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.323051][ T519] ? vprintk_emit (kernel/printk/printk.c:2471) [ 43.323054][ T519] __might_resched.cold (kernel/sched/core.c:9234) [ 43.323058][ T519] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.323062][ T519] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 43.323068][ T519] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 43.323070][ T519] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.323076][ T519] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 43.323079][ T519] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.323083][ T519] put_chars (drivers/char/virtio_console.c:1176) [ 43.323086][ T519] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.323093][ T519] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.323100][ T519] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.323103][ T519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.323108][ T519] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.323112][ T519] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.323114][ T519] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 43.323117][ T519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.323121][ T519] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.323125][ T519] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.323130][ T519] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.323132][ T519] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.323137][ T519] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.323140][ T519] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.323142][ T519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.323145][ T519] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.323148][ T519] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.323150][ T519] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.323154][ T519] vprintk_emit (kernel/printk/printk.c:2479) [ 43.323158][ T519] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.323160][ T519] ? kasan_save_stack (mm/kasan/common.c:58) [ 43.323164][ T519] ? kasan_save_track (mm/kasan/common.c:78) [ 43.323165][ T519] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 43.323167][ T519] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 43.323169][ T519] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 43.323172][ T519] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 43.323174][ T519] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 43.323178][ T519] _printk (kernel/printk/printk.c:2504) [ 43.323182][ T519] ? snapshot_read.cold (user.c:?) [ 43.323183][ T519] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.323188][ T519] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 43.323191][ T519] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 43.323195][ T519] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.323198][ T519] ? netdev_notice (net/core/dev.c:13194) [ 43.323205][ T519] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 43.323209][ T519] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 43.323213][ T519] netif_set_promiscuity (net/core/dev.c:9699) [ 43.323218][ T519] dev_set_promiscuity (net/core/dev_api.c:288) [ 43.323222][ T519] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 43.323225][ T519] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 43.323228][ T519] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 43.323234][ T519] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 43.323235][ T519] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 43.323240][ T519] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 43.323242][ T519] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 43.323245][ T519] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 43.323248][ T519] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 43.323250][ T519] ? nla_strscpy (lib/nlattr.c:795) [ 43.323255][ T519] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 43.323259][ T519] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 43.323261][ T519] ? __dev_get_by_name (net/core/dev.c:905) [ 43.323263][ T519] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 43.323271][ T519] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 43.323278][ T519] rtnl_newlink (net/core/rtnetlink.c:4215) [ 43.323284][ T519] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 43.323286][ T519] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.323293][ T519] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 43.323297][ T519] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 43.323299][ T519] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 43.323303][ T519] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.323304][ T519] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.323309][ T519] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 43.323311][ T519] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.323315][ T519] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 43.323318][ T519] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.323322][ T519] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.323328][ T519] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 43.323331][ T519] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 43.323336][ T519] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.323340][ T519] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.323343][ T519] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.323347][ T519] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 43.323351][ T519] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 43.323356][ T519] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 43.323361][ T519] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 43.323365][ T519] ? copy_msghdr_from_user (net/socket.c:2650) [ 43.323368][ T519] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 43.323370][ T519] ? move_addr_to_kernel (net/socket.c:258) [ 43.323380][ T519] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 43.323382][ T519] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.323386][ T519] ___sys_sendmsg (net/socket.c:2767) [ 43.323388][ T519] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 43.323392][ T519] ? copy_msghdr_from_user (net/socket.c:2619) [ 43.323394][ T519] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 43.323410][ T519] __sys_sendmsg (net/socket.c:2799) [ 43.323413][ T519] ? __sys_sendmsg_sock (net/socket.c:2780) [ 43.323419][ T519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.323421][ T519] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.323425][ T519] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 43.323428][ T519] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 43.323431][ T519] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.323433][ T519] RIP: 0033:0x7fa1535dd54e [ 43.323437][ T519] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 43.323439][ T519] RSP: 002b:00007ffeb72bf6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.323442][ T519] RAX: ffffffffffffffda RBX: 00007ffeb72bfe80 RCX: 00007fa1535dd54e [ 43.323444][ T519] RDX: 0000000000000000 RSI: 00007ffeb72bf780 RDI: 0000000000000005 [ 43.323445][ T519] RBP: 00007ffeb72bf6e0 R08: 0000000000000000 R09: 0000000000000000 [ 43.323445][ T519] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d52f [ 43.323446][ T519] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb72bfe50 | [ 76.475203][ T70] softirqs last disabled at (157308): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 76.475206][ T70] Preemption disabled at: | [ 76.475207][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 76.475216][ T70] Tainted: [W]=WARN [ 76.475217][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.475219][ T70] Workqueue: netns cleanup_net [ 76.475222][ T70] Call Trace: [ 76.475224][ T70] [ 76.475226][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 76.475231][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 76.475234][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 76.475239][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 76.475243][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 76.475248][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 76.475251][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 76.475257][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 76.475260][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 76.475264][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 76.475267][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 76.475270][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 76.475276][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 76.475283][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 76.475286][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.475290][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.475295][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 76.475299][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 76.475301][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 76.475304][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.475307][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.475311][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 76.475315][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 76.475317][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 76.475323][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 76.475326][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 76.475328][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.475330][ T70] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 76.475334][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 76.475336][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 76.475340][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 76.475344][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 76.475347][ T70] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 76.475349][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 76.475351][ T70] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 76.475353][ T70] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 76.475357][ T70] _printk (kernel/printk/printk.c:2504) [ 76.475361][ T70] ? snapshot_read.cold (user.c:?) [ 76.475364][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 76.475367][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 76.475370][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 76.475374][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 76.475376][ T70] ? netdev_notice (net/core/dev.c:13194) [ 76.475380][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 76.475382][ T70] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 76.475384][ T70] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 76.475388][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 76.475392][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 76.475395][ T70] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 76.475398][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 76.475402][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 76.475406][ T70] hsr_del_port (net/hsr/hsr_slave.c:244) [ 76.475411][ T70] hsr_del_ports (net/hsr/hsr_device.c:498) [ 76.475414][ T70] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 76.475417][ T70] default_device_exit_batch (net/core/dev.c:13280) [ 76.475420][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 76.475423][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 76.475426][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 76.475430][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 76.475434][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 76.475436][ T70] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 76.475438][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 76.475441][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 76.475446][ T70] cleanup_net (net/core/net_namespace.c:706) [ 76.475450][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 76.475454][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.475456][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.475460][ T70] process_one_work (kernel/workqueue.c:3387) [ 76.475467][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 76.475470][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 76.475478][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 76.475483][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 76.475485][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 76.475488][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 76.475491][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 76.475493][ T70] kthread (kernel/kthread.c:436) [ 76.475495][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.475499][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 76.475502][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 76.475506][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 76.475509][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 76.475513][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars